Stan's apparatus was meant to simulate the conditions of early Earth. Describe how each element mimics a component of the early Earth environment. Be sure to address the following:. a. The bottom flask that is heated
b. The top flask
c. The electric discharge
d. The condenser

What is the primary goal of human communities?

Witch type of microscope is used to view very small cell components like proteins and dna?

Select the correct answer. which mutation is harmful to the organism? a. a mutation allowing moths to camouflage better on blackened tree bark b. a mutation making staphylococcus aureus resistant to the antibiotic methicillin c. a mutation inhibiting human immunodeficiency virus from attaching to and entering the cell d. a mutation causing uncontrolled cell division e. a mutation giving plant leaves a bitter taste to discourage herbivores from eating them